Alert archive / Arkansas / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 159, NWS Tulsa, OK

May 26, 1990Madison County, Washington County, Arkansas

NWS Tulsa, OK issued this severe thunderstorm warning at May 26, 1990, 10:00 AM CDT for Madison County, Washington County, Arkansas. It was in force for 60 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: May 26, 1990, 10:00 AM CDT (15:00 UTC)
Expired: May 26, 1990, 11:00 AM CDT
In force: 60 min
Issued by: NWS Tulsa, OK
Area: Whole counties

Counties Madison County, AR, Washington County, AR

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

Time	Report	Where	Remark
May 26, 10:34 AM CDT	Hail 0.75	Washington, AR
May 26, 10:40 AM CDT	Hail 0.75	Madison, AR

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 3.0 hours before the alert went out and 322 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 1863 J/kg
Mixed-layer CIN: -391 J/kg
Mixed-layer LCL: 1411 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 202 m²/s²
0-3 km storm-relative helicity: 211 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KFSM 261501
SVRFSM
ARC087-143-261600-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE FORT SMITH AR
1000 AM CDT SAT MAY 26 1990
 
THE NATIONAL WEATHER SERVICE IN FORT SMITH HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1100 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHWEST ARKANSAS
 
   ...MADISON COUNTY...WASHINGTON COUNTY
 
AT 1000 AM WEATHER SERVICE RADAR SHOWED A LINE OF SEVERE THUNDERSTORMS
FROM BRANSON MISSOURI THROUGH ROGERS ARKANSAS TO SILOAM SPRINGS. THE
STORMS WILL PRODUCE BRIEF HEAVY RAIN...LARGE HAIL...DAMAGING WINDS AND
FREQUENT DEADLY LIGHTNING. THE STORMS ARE MOVING EAST SOUTHEAST AT 20
MPH.
 
 
WHEN THUNDERSTORMS ARE  OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.

The office that day

Everything else NWS Tulsa, OK issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 26, 9:18 AM CDT	Severe Thunderstorm Warning	TSA	Benton	57 min
May 26, 10:53 AM CDT	Severe Thunderstorm Warning	TSA	Benton	67 min
May 26, 12:27 PM CDT	Severe Thunderstorm Warning	TSA	Franklin	63 min
May 26, 12:44 PM CDT	Severe Thunderstorm Warning	TSA	Logan	61 min
May 26, 1:20 PM CDT	Severe Thunderstorm Warning	TSA	Crawford, Sebastian	55 min
May 26, 2:16 PM CDT	Severe Thunderstorm Warning	TSA	Logan, Scott	59 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 1990 Every severe thunderstorm warning in 1990

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.